Number of nX3 0..3 arrays with rows, antidiagonals and columns unimodal.
A223757
Number of nX3 0..3 arrays with rows, antidiagonals and columns unimodal.
Terms
- a(0) =50a(1) =2500a(2) =61733a(3) =916107a(4) =9478535a(5) =74824917a(6) =477860225a(7) =2571238699a(8) =12006271464a(9) =49749360288a(10) =186123469150a(11) =637408917764
External references
- oeis: A223757